Base on this structure, the photoresponse of each spectral shape is tunable by the period of gratings.

我们可以利用各种不同周期光栅结构来调变响应波。

Long long ago, we knew the periodic motion of a planet.

很久以前, 我们就知道行星周期运动。

Two pulse generators, the Gaussian pulse generator and the monocycle generator, are designed, fabricated, and experimentally demonstrated.

接著设计可产生高斯脉冲及单周期脉冲脉冲产生器。

The present paper using upper and lower solutions,proves an existence theorem of almostperiodic solutions for integrodifferential systems.

采用上下解方法，给出了一个积分微分系统概周期解存在一般性。

All of the genes necessary for the lytic cycle are expressed in polycistronic transcripts from three promoters.

码噬菌体结构成分基因则排列为簇。裂解周期所需要基因则以三个启动子起以多顺反子转录表达。

Wernerians thought strata were deposits from shrinking seas, but James Hutton proposed a self-maintaining infinite cycle, anticipating uniformitarianism.

沃纳里恩斯认为地层是收缩海洋沉积物，但詹姆斯•赫顿提出了一个自我维持无限周期，促进了地质均变论发展。

Its synodic period brings it into conjunction with the Sun every 398 days and 88 minutes, a little more than a year.

它与太阳关联会合周期是398天零88分，比一年稍长一些。

STAT3 is an important inhibitor of apoptosis gene discovered in recent years,with a bifunction of inhibiting apoptosis and getting involved in cell cycle control.

STAT3基因是近年来发现凋亡抑制基因,具有抑制凋亡和参与细胞周期调控双重功能。

Monomotor bogies , where both axles of the bogie are driven by a single motor , often encounter torsional resonances, which lead to periodic longitudinal slip.

对于单马达转向架，转向架上两根轴由同一个马达驱动，常常会遇到扭转共振，这将导致周期性滑动。

It's much better to finish old business during a void Moon time-period than to try and push your agenda onto unreceptive friends, colleagues or family members.

处在一段寂静月球周期（太阴期）时，你最好要结束旧事，而不要强行推进自己与那些刺儿头朋友、同事或家人相关日程。

Since it always was a seasonal cycle, and the ascendency followed this behavior, we averaged the ascendency over 365 successive days (duration of one year) in the oscillatory phase.

因为它始终是一个季节性周期，并遵循了这一行为优势，我们优势均超过365连续几天（为期一年）振荡阶段。